Example #1
0
func (c *DeploymentConfigController) calculateStatus(config deployapi.DeploymentConfig, deployments []kapi.ReplicationController, additional ...deployapi.DeploymentCondition) (deployapi.DeploymentConfigStatus, error) {
	selector := labels.Set(config.Spec.Selector).AsSelector()
	// TODO: Replace with using rc.status.availableReplicas that comes with the next rebase.
	pods, err := c.podStore.Pods(config.Namespace).List(selector)
	if err != nil {
		return config.Status, err
	}
	available := deployutil.GetAvailablePods(pods, config.Spec.MinReadySeconds)

	// UpdatedReplicas represents the replicas that use the deployment config template which means
	// we should inform about the replicas of the latest deployment and not the active.
	latestReplicas := int32(0)
	latestExists, latestRC := deployutil.LatestDeploymentInfo(&config, deployments)
	if !latestExists {
		latestRC = nil
	} else {
		latestReplicas = deployutil.GetStatusReplicaCountForDeployments([]kapi.ReplicationController{*latestRC})
	}

	total := deployutil.GetReplicaCountForDeployments(deployments)

	status := deployapi.DeploymentConfigStatus{
		LatestVersion:       config.Status.LatestVersion,
		Details:             config.Status.Details,
		ObservedGeneration:  config.Generation,
		Replicas:            deployutil.GetStatusReplicaCountForDeployments(deployments),
		UpdatedReplicas:     latestReplicas,
		AvailableReplicas:   available,
		UnavailableReplicas: total - available,
		Conditions:          config.Status.Conditions,
	}

	isProgressing := deployutil.IsProgressing(config, status)
	updateConditions(config, &status, latestRC, isProgressing)
	for _, cond := range additional {
		deployutil.SetDeploymentCondition(&status, cond)
	}

	return status, nil
}
Example #2
0
func updateConditions(config deployapi.DeploymentConfig, newStatus *deployapi.DeploymentConfigStatus, latestRC *kapi.ReplicationController) {
	// Availability condition.
	if newStatus.AvailableReplicas >= config.Spec.Replicas-deployutil.MaxUnavailable(config) && newStatus.AvailableReplicas > 0 {
		minAvailability := deployutil.NewDeploymentCondition(deployapi.DeploymentAvailable, kapi.ConditionTrue, "", "Deployment config has minimum availability.")
		deployutil.SetDeploymentCondition(newStatus, *minAvailability)
	} else {
		noMinAvailability := deployutil.NewDeploymentCondition(deployapi.DeploymentAvailable, kapi.ConditionFalse, "", "Deployment config does not have minimum availability.")
		deployutil.SetDeploymentCondition(newStatus, *noMinAvailability)
	}

	// Condition about progress.
	if latestRC != nil {
		switch deployutil.DeploymentStatusFor(latestRC) {
		case deployapi.DeploymentStatusPending:
			msg := fmt.Sprintf("Replication controller %q is waiting for pod %q to run", latestRC.Name, deployutil.DeployerPodNameForDeployment(latestRC.Name))
			condition := deployutil.NewDeploymentCondition(deployapi.DeploymentProgressing, kapi.ConditionUnknown, "", msg)
			deployutil.SetDeploymentCondition(newStatus, *condition)
		case deployapi.DeploymentStatusRunning:
			if deployutil.IsProgressing(config, *newStatus) {
				deployutil.RemoveDeploymentCondition(newStatus, deployapi.DeploymentProgressing)
				msg := fmt.Sprintf("Replication controller %q is progressing", latestRC.Name)
				condition := deployutil.NewDeploymentCondition(deployapi.DeploymentProgressing, kapi.ConditionTrue, deployutil.ReplicationControllerUpdatedReason, msg)
				// TODO: Right now, we use lastTransitionTime for storing the last time we had any progress instead
				// of the last time the condition transitioned to a new status. We should probably change that.
				deployutil.SetDeploymentCondition(newStatus, *condition)
			}
		case deployapi.DeploymentStatusFailed:
			msg := fmt.Sprintf("Replication controller %q has failed progressing", latestRC.Name)
			condition := deployutil.NewDeploymentCondition(deployapi.DeploymentProgressing, kapi.ConditionFalse, deployutil.TimedOutReason, msg)
			deployutil.SetDeploymentCondition(newStatus, *condition)
		case deployapi.DeploymentStatusComplete:
			msg := fmt.Sprintf("Replication controller %q has completed progressing", latestRC.Name)
			condition := deployutil.NewDeploymentCondition(deployapi.DeploymentProgressing, kapi.ConditionTrue, deployutil.NewRcAvailableReason, msg)
			deployutil.SetDeploymentCondition(newStatus, *condition)
		}
	}
}